praise vs what for

praise

verb

  • To give praise to; to commend, glorify, or worship. 

noun

  • Commendation; favourable representation in words. 

  • Worship. 

what for

noun

  • An unspecified punishment or rebuke 

adv

  • For what reason; why. 

  • For what purpose. 

How often have the words praise and what for occurred in a corpus of books? (source: Google Ngram Viewer )